PORSCHE RACING HISTORYSepp Greger (D)
1968 : Nürburgring 1000 km - 1st in class
23 March 1968 - Sebring 12 Hours - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 63 | Porsche 911 S | 303 474 | GT2.0 | Sepp Greger (D)/Malte Huth (D) | Sepp Greger (D) | DNF | 46th | 46 laps - Piston |
25 April 1968 - Monza 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 63 | Porsche 911 T | GT2.0 | Sepp Greger (D)/Malte Huth (D) | Sepp Greger | DNF | 27th | 67 laps - Shift Linkage |
19 May 1968 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 110 | Porsche 911 T | GT2.0 | Malte Huth (D)/Sepp Greger (D) | Vereinigung Süddeutscher Automobilsportler | 18th | 1st | 39th | 39 laps |